Base | Representation |
---|---|
bin | 100011110001000… |
… | …1000100001010101 |
3 | 10002122020221001012 |
4 | 1013202020201111 |
5 | 4424213131013 |
6 | 315030542005 |
7 | 41511636446 |
oct | 10742104125 |
9 | 3078227035 |
10 | 1200130133 |
11 | 566495594 |
12 | 295b07905 |
13 | 16183b797 |
14 | b55652cd |
15 | 705641a8 |
hex | 47888855 |
1200130133 has 6 divisors (see below), whose sum is σ = 1254578934. Its totient is φ = 1147950056.
The previous prime is 1200130123. The next prime is 1200130153. The reversal of 1200130133 is 3310310021.
It can be written as a sum of positive squares in only one way, i.e., 664763089 + 535367044 = 25783^2 + 23138^2 .
It is not a de Polignac number, because 1200130133 - 220 = 1199081557 is a prime.
It is a super-2 number, since 2×12001301332 = 2880624672269195378, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1200130123) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1133810 + ... + 1134867.
It is an arithmetic number, because the mean of its divisors is an integer number (209096489).
Almost surely, 21200130133 is an apocalyptic number.
It is an amenable number.
1200130133 is a deficient number, since it is larger than the sum of its proper divisors (54448801).
1200130133 is an equidigital number, since it uses as much as digits as its factorization.
1200130133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2268723 (or 2268700 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 1200130133 is about 34642.8944085219. The cubic root of 1200130133 is about 1062.6969808351.
Adding to 1200130133 its reverse (3310310021), we get a palindrome (4510440154).
The spelling of 1200130133 in words is "one billion, two hundred million, one hundred thirty thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •